Augment `stringify.rs` test some more.

By making some case more complex, adding some new cases, tweaking
formatting, and removing unnecessary `rustfmt` attributes.
This commit is contained in:
Nicholas Nethercote 2023-10-24 15:04:46 +11:00
parent 2e2e7806ab
commit c1800fbb17
1 changed files with 38 additions and 40 deletions

View File

@ -7,8 +7,8 @@
#![feature(auto_traits)]
#![feature(box_patterns)]
#![feature(const_trait_impl)]
#![feature(decl_macro)]
#![feature(coroutines)]
#![feature(decl_macro)]
#![feature(explicit_tail_calls)]
#![feature(more_qualified_paths)]
#![feature(raw_ref_op)]
@ -97,6 +97,7 @@ fn test_expr() {
// ExprKind::MethodCall
c1!(expr, [ x.f() ], "x.f()");
c2!(expr, [ x.f::<u8>() ], "x.f::<u8>()", "x.f :: < u8 > ()");
c2!(expr, [ x.collect::<Vec<_>>() ], "x.collect::<Vec<_>>()", "x.collect :: < Vec < _ >> ()");
// ExprKind::Tup
c1!(expr, [ () ], "()");
@ -107,6 +108,13 @@ fn test_expr() {
// ExprKind::Binary
c1!(expr, [ true || false ], "true || false");
c1!(expr, [ true || false && false ], "true || false && false");
c1!(expr, [ a < 1 && 2 < b && c > 3 && 4 > d ], "a < 1 && 2 < b && c > 3 && 4 > d");
c2!(expr, [ a & b & !c ], "a & b & !c", "a & b &! c"); // FIXME
c2!(expr,
[ a + b * c - d + -1 * -2 - -3],
"a + b * c - d + -1 * -2 - -3",
"a + b * c - d + - 1 * - 2 - - 3"
);
// ExprKind::Unary
c2!(expr, [ *expr ], "*expr", "* expr");
@ -129,18 +137,12 @@ fn test_expr() {
// ExprKind::If
c1!(expr, [ if true {} ], "if true {}");
c1!(expr,
[ if true {
} else {
} ],
"if true {} else {}"
);
c1!(expr,
[ if let true = true {
} else {
} ],
"if let true = true {} else {}"
c2!(expr,
[ if ::std::blah() { } else { } ],
"if ::std::blah() {} else {}",
"if :: std :: blah() {} else {}"
);
c1!(expr, [ if let true = true {} else {} ], "if let true = true {} else {}");
c1!(expr,
[ if true {
} else if false {
@ -205,16 +207,8 @@ fn test_expr() {
c1!(expr, [ async move || self ], "async move || self");
c1!(expr, [ static || self ], "static || self");
c1!(expr, [ static move || self ], "static move || self");
#[rustfmt::skip] // https://github.com/rust-lang/rustfmt/issues/5149
c1!(expr,
[ static async || self ],
"static async || self"
);
#[rustfmt::skip] // https://github.com/rust-lang/rustfmt/issues/5149
c1!(expr,
[ static async move || self ],
"static async move || self"
);
c1!(expr, [ static async || self ], "static async || self");
c1!(expr, [ static async move || self ], "static async move || self");
c1!(expr, [ || -> u8 { self } ], "|| -> u8 { self }");
c2!(expr, [ 1 + || {} ], "1 + (|| {})", "1 + || {}"); // AST??
@ -222,13 +216,7 @@ fn test_expr() {
c1!(expr, [ {} ], "{}");
c1!(expr, [ unsafe {} ], "unsafe {}");
c2!(expr, [ 'a: {} ], "'a: {}", "'a : {}");
c1!(expr,
[
#[attr]
{}
],
"#[attr] {}"
);
c1!(expr, [ #[attr] {} ], "#[attr] {}");
c2!(expr,
[
{
@ -316,7 +304,6 @@ fn test_expr() {
// ExprKind::Struct
c1!(expr, [ Struct {} ], "Struct {}");
#[rustfmt::skip] // https://github.com/rust-lang/rustfmt/issues/5151
c2!(expr,
[ <Struct as Trait>::Type {} ],
"<Struct as Trait>::Type {}",
@ -379,6 +366,7 @@ fn test_item() {
"pub use crate::{a, b::c};",
"pub use crate :: { a, b :: c } ;"
);
c2!(item, [ pub use A::*; ], "pub use A::*;", "pub use A :: * ;");
// ItemKind::Static
c2!(item, [ pub static S: () = {}; ], "pub static S: () = {};", "pub static S : () = {} ;");
@ -395,6 +383,16 @@ fn test_item() {
[ pub default const async unsafe extern "C" fn f() {} ],
"pub default const async unsafe extern \"C\" fn f() {}"
);
c2!(item,
[ fn g<T>(t: Vec<Vec<Vec<T>>>) {} ],
"fn g<T>(t: Vec<Vec<Vec<T>>>) {}",
"fn g < T > (t : Vec < Vec < Vec < T >> >) {}"
);
c2!(item,
[ fn h<'a>(t: &'a Vec<Cell<dyn D>>) {} ],
"fn h<'a>(t: &'a Vec<Cell<dyn D>>) {}",
"fn h < 'a > (t : & 'a Vec < Cell < dyn D >>) {}"
);
// ItemKind::Mod
c2!(item, [ pub mod m; ], "pub mod m;", "pub mod m ;");
@ -404,21 +402,16 @@ fn test_item() {
// ItemKind::ForeignMod
c1!(item, [ extern "C" {} ], "extern \"C\" {}");
#[rustfmt::skip]
c2!(item,
[ pub extern "C" {} ],
"extern \"C\" {}", // ??
"pub extern \"C\" {}"
);
c1!(item,
[ unsafe extern "C++" {} ],
"unsafe extern \"C++\" {}"
);
c1!(item, [ unsafe extern "C++" {} ], "unsafe extern \"C++\" {}");
// ItemKind::GlobalAsm: untestable because this test works pre-expansion.
// ItemKind::TyAlias
#[rustfmt::skip]
c2!(item,
[
pub default type Type<'a>: Bound
@ -579,7 +572,6 @@ fn test_pat() {
c1!(pat, [ Struct { .. } ], "Struct { .. }");
c1!(pat, [ Struct { x, .. } ], "Struct { x, .. }");
c2!(pat, [ Struct { x: _x, .. } ], "Struct { x: _x, .. }", "Struct { x : _x, .. }");
#[rustfmt::skip] // https://github.com/rust-lang/rustfmt/issues/5151
c2!(pat,
[ <Struct as Trait>::Type {} ],
"<Struct as Trait>::Type {}",
@ -669,6 +661,12 @@ fn test_stmt() {
c2!(stmt, [ let _ ], "let _;", "let _");
c2!(stmt, [ let x = true ], "let x = true;", "let x = true");
c2!(stmt, [ let x: bool = true ], "let x: bool = true;", "let x : bool = true");
c2!(stmt, [ let (a, b) = (1, 2) ], "let (a, b) = (1, 2);", "let(a, b) = (1, 2)"); // FIXME
c2!(stmt,
[ let (a, b): (u32, u32) = (1, 2) ],
"let (a, b): (u32, u32) = (1, 2);",
"let(a, b) : (u32, u32) = (1, 2)"
);
// StmtKind::Item
c2!(stmt, [ struct S; ], "struct S;", "struct S ;");
@ -705,14 +703,14 @@ fn test_ty() {
c2!(ty, [ &T ], "&T", "& T");
c2!(ty, [ &mut T ], "&mut T", "& mut T");
c2!(ty, [ &'a T ], "&'a T", "& 'a T");
c2!(ty, [ &'a mut T ], "&'a mut T", "& 'a mut T");
c2!(ty, [ &'a mut [T] ], "&'a mut [T]", "& 'a mut [T]");
c2!(ty, [ &A<B<C<D<E>>>> ], "&A<B<C<D<E>>>>", "& A < B < C < D < E >> >>");
// TyKind::BareFn
c1!(ty, [ fn() ], "fn()");
c1!(ty, [ fn() -> () ], "fn() -> ()");
c1!(ty, [ fn(u8) ], "fn(u8)");
c2!(ty, [ fn(x: u8) ], "fn(x: u8)", "fn(x : u8)");
#[rustfmt::skip]
c2!(ty, [ for<> fn() ], "fn()", "for < > fn()");
c2!(ty, [ for<'a> fn() ], "for<'a> fn()", "for < 'a > fn()");
@ -760,7 +758,7 @@ fn test_ty() {
// TyKind::Infer
c1!(ty, [ _ ], "_");
// TyKind::ImplicitSelf: there is no syntax for this.
// TyKind::MacCall